. >> president obama made the announcement from his vacation on martha's vineyard. >> we want to sustain our relationship with egypt, our traditional cooperation cannot continue as usual when civilians are being killed in the streets and rights are being rolled back. >> on top of canceling the military exercises the president is asking the national security team to look at taking additional steps in response to the violence in egypt. egyptian officials say more than 500 people were killed yesterday including 43 police officers, some their funerals were held today. also this morning, new violence in cairo's twin city of giza. angry supporters of morsi set two government buildings on fire. the muslim brotherhood is promising more protests until egypt runs to democracy. president obama says democracy in egypt is his hope, as well, but . >> america cannot determine the future of egypt. that is a task for the egyptian people. we don't take sides with any particular party or political figure. >> in response to the government buildings in giza being attorneyed, police are authorized to protect